81400341

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 121347072

約数和(自身を除く): 39946731

約数列:

[1, 3, 11, 33, 83, 113, 249, 263, 339, 789, 913, 1243, 2739, 2893, 3729, 8679, 9379, 21829, 28137, 29719, 65487, 89157, 103169, 240119, 309507, 326909, 720357, 980727, 2466677, 7400031, 27133447, 81400341]

約数ペア:

[(1, 81400341), (3, 27133447), (11, 7400031), (33, 2466677), (83, 980727), (113, 720357), (249, 326909), (263, 309507), (339, 240119), (789, 103169), (913, 89157), (1243, 65487), (2739, 29719), (2893, 28137), (3729, 21829), (8679, 9379)]